WDR12

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WDR12
Identifiers
Gene ontology
Molecular function
Cellular component
Biological process
Sources:Amigo / QuickGO
Ensembl
UniProt
RefSeq (mRNA)

NM_018256
NM_001371664

NM_001199060
NM_001199061
NM_021312

RefSeq (protein)

NP_060726
NP_001358593

NP_001185989
NP_001185990
NP_067287

Location (UCSC)Chr 2: 202.87 – 203.01 MbChr 1: 60.11 – 60.14 Mb
PubMed search[3][4]
Wikidata
View/Edit HumanView/Edit Mouse

Ribosome biogenesis protein WDR12 is a

chromosome 2.[5][6][7] It is ubiquitously expressed in many tissues and cell types.[8] WDR12 participates in ribosome biogenesis and cell proliferation as a component of the PeBoW complex.[5] This protein is associated with cardiovascular diseases such as coronary artery disease and myocardial infarction.[9] The PCSK9 gene also contains one of 27 loci associated with increased risk of coronary artery disease.[10]

Structure

Gene

The WDR12 gene resides on chromosome 2 at the band 2q33.2 and includes 13 exons.[7]

Protein

WDR12 is a member of the WD repeat WDR12/YTM1 family and contains 7

midasin and facilitates release of the PeBoW complex, which is composed of WDR12, Pescadillo 1 (PES1), and Block of proliferation 1 (BOP1), from pre-ribosomal particles.[12][13]

Function

The WDR12 gene is ubiquitously expressed during

p38 MAPK, HSP27, and ERK1/2 in neonatal myocytes, which may partially elucidate the mechanistic role of WDR12 in the regulation of cell proliferation, differentiation, and survival.[14][15] Given the evidence of in vitro binding of WDR12 to the cytoplasmic domain of Notch1, it is postulated that WDR12 also functions in the modulation of Notch signaling activity.[16]

Clinical significance

In humans, a large genome-wide association study (GWAS) identified several single nucleotide polymorphisms (SNPs) that were reproducible and strongly associated with a risk for coronary artery disease and myocardial infarction (i.e., heart attacks). In this large genetic study, a total of 46 genomic loci were linked to variations in susceptibility to coronary artery disease.[17] Within the 46 genome-wide SNPs, 12 indicated an association with a lipid levels and 5 showed significant association with high blood pressure. Accordingly, one of the most strongly associated variants was located on the WDR12 locus, which was also initially associated with the risk of early-onset myocardial infarction.[17] However, its exact cellular and functional role in the heart is still being identified.

Biomarker

The expression of WDR12 in the rat heart and the human heart was studied using WDR12 gene delivery to examine the direct functional and structural effects of WDR12 on cardiac maladaptive

left ventricle. This recent study revealed that overexpression of WDR12 by gene delivery could deteriorate both systolic and diastolic function of the rat heart. Likewise, subsequent analysis of a cohort of 1400 human subjects corroborated that the WDR12 variant was associated with diastolic dysfunction.[12]

Additionally, a multi-locus genetic risk score study, based on a combination of 27 loci including the WDR12 gene, identified individuals at increased risk for both incidence and recurrent

coronary artery disease events, as well as an enhanced clinical benefit from statin therapy. The study was based on a community cohort study (the Malmo Diet and Cancer study) and four additional randomized controlled trials of primary prevention cohorts (JUPITER and ASCOT) and secondary prevention cohorts (CARE and PROVE IT-TIMI 22).[10]

Interactions

Interactive Pathway Map

WDR12 participates in interactions within the major pathway of rRNA processing in the nucleolus.

References

  1. ^ a b c GRCh38: Ensembl release 89: ENSG00000138442Ensembl, May 2017
  2. ^ a b c GRCm38: Ensembl release 89: ENSMUSG00000026019Ensembl, May 2017
  3. ^ "Human PubMed Reference:". National Center for Biotechnology Information, U.S. National Library of Medicine.
  4. ^ "Mouse PubMed Reference:". National Center for Biotechnology Information, U.S. National Library of Medicine.
  5. ^
    PMID 16043514
    .
  6. ^ .
  7. ^ a b "Entrez Gene: WDR12 WD repeat domain 12".
  8. ^ "BioGPS - your Gene Portal System". biogps.org. Retrieved 2016-08-23.
  9. PMID 19198609
    .
  10. ^ .
  11. ^ "WDR12 - Ribosome biogenesis protein WDR12 - Homo sapiens (Human) - WDR12 gene & protein". www.uniprot.org. Retrieved 2016-08-23.
  12. ^
    PMID 25915632
    .
  13. .
  14. .
  15. .
  16. .
  17. ^ .

Further reading

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